ECZ 2020 · GCE Paper 1 — Quadratic Equations

Solve the equation x2 - 7x = 8.

  • A. x = 8 or x = 1
  • B. x = 7 or x = -1
  • C. x = 4 or x = -2
  • D. x = 8 or x = -1

Verified working — step 1

x2 - 7x = 8

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Original examination question © Examinations Council of Zambia. Worked solution and commentary © G12 Titan — not to be reproduced without permission.

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